2644648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 5299200

約数和(自身を除く): 2654552

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 137, 152, 254, 274, 508, 548, 1016, 1096, 2413, 2603, 4826, 5206, 9652, 10412, 17399, 19304, 20824, 34798, 69596, 139192, 330581, 661162, 1322324, 2644648]

約数ペア:

[(1, 2644648), (2, 1322324), (4, 661162), (8, 330581), (19, 139192), (38, 69596), (76, 34798), (127, 20824), (137, 19304), (152, 17399), (254, 10412), (274, 9652), (508, 5206), (548, 4826), (1016, 2603), (1096, 2413)]